Country= U.S.A. Station= ALBERTON, MT. River= CLARK FORK Area= 44053817.12 Lat= 46.99 Lon= -114.44 Source= USGS PointID= 12353300 Area Units= km2 Discharge Units= m3/sec Starting Year= 1934 Ending Year= 1987 Total Years= 54 Total Usable Years= 50 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1934 844.67 916.16 1086.46 1978.51 1321.86 898.22 1083.35 853.62 1017.81 1362.14 1633.04 2510.07 1292.16 1935 1940.72 2247.36 4201.97 4493.91 5176.53 4596.79 4443.94 2197.31 1367.9 1086.19 1866.18 1282.21 2908.42 1936 1134.6 1378.26 4924.42 4391.02 3683.95 1936.88 857.46 632.47 1519.77 1694.09 1528.17 958.03 2053.26 1937 2178.22 2627.82 4898.84 3566.05 4489.61 3311.96 2007.77 1212.33 911.24 892.53 963.16 831.97 2324.29 1938 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1939 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1940 678.51 728.82 1457.41 2443.95 1846.45 2141.71 1398.04 1578.17 1189.22 881.75 1167.04 1472.12 1415.27 1941 1533.59 1555.11 2140.31 4437.93 2935.74 3311.39 1696.46 822.2 2834.25 5273.63 5027.78 2616.67 2848.75 1942 1803.7 3966.81 3839.88 4419.72 3739.85 5441.58 3965.48 2513.36 2652.55 2676.5 2910.04 2507.33 3369.73 1943 2926.97 3435.56 3831.47 5283.95 7457.42 7404.9 4970.64 3095.05 1723.75 1256.45 1494.01 1298.56 3681.56 1944 1213.16 1486.64 4174.02 6350.56 7687.61 6700.75 4198.95 1700.57 1412.07 1305.23 1298.05 1105.46 3219.42 1945 1067.46 1687.69 4317.98 7257.65 5777.58 6930.11 3157.8 2100.76 2024.1 2092.08 1747.06 1680.93 3320.1 1946 4854.45 2586.45 5598 4652.86 2925.42 3970.23 3354.1 1762.87 1628.13 1735.65 3428.43 1694 3182.55 1947 1837.23 1771.94 2525.6 7021.67 5857.05 8984.98 5726.98 1315 1255.48 1005.44 1324.39 1629.6 3354.61 1948 1357.48 1471.21 6555.66 5492.55 3558.53 1479.56 2107.52 1153.23 835.54 711.67 929.55 955.29 2217.32 1949 2184.7 3305.5 4633.57 4388.19 2157.21 1987.57 2154.1 1323.32 933.99 1189.22 918.7 1557.89 2227.83 1950 3134.6 2879.13 4320.44 5602.05 6135.66 4764.81 2722.09 1537.52 1189.13 989.27 832.43 1041.7 2929.07 1951 1227.77 2856.27 4421.01 7880.62 7618.19 4480.69 6939.49 3109.94 2676.24 2733.96 3282.22 2222.15 4120.71 1952 2866.69 3007.07 5117.89 7049.99 6419.74 3469.4 3412.93 2987.81 1495.14 938.57 1143.91 1284.95 3266.17 1953 1243.85 2169.39 3366.16 4719.5 3441.61 3254.09 3231.43 2894 1310.04 876.37 968.91 1187.85 2388.6 1954 1075.41 988.16 1568.49 2957.99 4432.34 3898.31 3426.63 1673.9 1666.74 3276.82 1843.81 1496.87 2358.79 1955 2237.41 2200.23 3272.35 3961.36 2906.42 2884.09 1911.12 1392.01 926.25 1242.39 1028 1050.74 2084.36 1956 920.49 1067.84 1533.32 3264.67 2846.59 1948.49 1793.11 1714.55 1012.62 643.44 991.76 1004.16 1561.75 1957 1056.5 1327.16 1640.01 3283.26 3621.84 3693.48 3695.83 1803.7 1410.09 1176.16 1477.96 1647.5 2152.79 1958 1388.9 1268.1 2319.71 2281.78 1596.26 2831.23 3751 2286.28 1184.69 840.19 1189.13 842.11 1814.95 1959 823.02 2594.54 4127.89 4458.98 3284.5 2547.02 1992.33 1520.62 1680.71 2992.19 2236.95 1875.5 2511.19 1960 3429.65 2487.01 2117.65 8544.18 7186.12 5421.76 3497.24 1608.04 1709.5 1254.17 1732.06 1239.55 3352.24 1961 1014.94 1424.45 4085.96 4841.26 4253.94 2170.5 1846.82 1800.6 2854.35 2617.95 4648.71 2255.04 2817.88 1962 1911.31 3098.18 5179.36 7931.59 4810.24 4350.25 3078.24 1867.37 2291.13 1815.48 1347.23 1154.51 3236.24 1963 979.68 934.56 3772.46 3003.49 3169.04 2021.08 1538.71 1274.45 845.07 785.29 852.81 748.57 1660.43 1964 791.69 907.41 1456.32 3090.99 3366.07 1952.65 1215.9 777.62 1479.56 935.83 1062.93 995.48 1502.7 1965 1951.95 2171.71 4166.98 8419.59 8079.48 4457.95 2314.23 1403.06 4288.42 3996.72 2105.46 2896.19 3854.31 1966 2594.29 3423.22 3878.52 5165.96 5324.51 4029.42 1916.88 1350.45 1079.26 994.93 1053.49 1491.12 2691.84 1967 1250.33 1846.17 2511.35 6282.6 3576.89 4186.76 3328.16 1315.37 1057.07 1352.36 2260.83 2395.34 2613.6 1968 1439.23 2485.74 1655.54 2413.55 3002.79 3434.38 4316.06 2498.11 1804.64 2516.83 2801.4 1922.82 2524.26 1969 2960.77 3715.6 3694.73 7246.32 6482.77 4048.39 7461.07 2665.54 1480.13 2828.69 1610.48 1215.44 3784.16 1970 1310.53 1665.24 2707.1 4446.71 6555.84 5702.1 1978.08 2678.79 4004.4 3260.38 3523.39 2630.19 3371.9 1971 1753.46 3053.08 5638.74 5341.53 3552.23 3043.23 2355.7 1302.67 1024.79 1248.32 2160.59 2718.89 2766.1 1972 1765.06 1418.58 3641.93 5259.41 5906.38 3318.66 2696.97 4255.77 3507.06 4071.62 4995.12 2751.77 3632.36 1973 4979.22 4750.18 7831.02 11105.9 10982.4 7453.03 3647.14 2656.68 2215.43 4000.01 2671.43 3281.03 5464.46 1974 4024.03 4998.96 5601.29 5681.33 6923.96 8901.92 4991.28 2153.46 1405.56 1131.4 2013.24 1778.67 4133.76 1975 2244.81 2789.22 4427.59 6157.06 7540.54 4505.23 3735.56 1507.01 1825.41 1147.11 1535.06 2281.89 3308.04 1976 1303.59 2387.22 5280.66 5771.95 4950.54 1984.27 1332.82 788.86 604.76 626.45 652.42 669.47 2196.08 1977 677.6 1054.1 2010.23 2070.35 2043.48 986.85 1096.32 1625.94 2858.7 3631.88 3101.94 2282.17 1953.3 1978 1949.95 1307.03 3941.27 6956.54 5953.88 3630.24 5440.52 2324.28 2786.58 1902.26 1602.84 1473.76 3272.43 1979 1136.24 1515.77 6742.55 10791.6 8190.92 3992.7 3123 3389.18 2887.11 1439.33 2317.75 1913.5 3953.3 1980 1742.14 1671.68 2968.35 4342.88 2088.24 4707.98 1646.59 2493.45 3852.06 2463.03 1657.96 1702.77 2611.43 1981 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1982 1587.03 3864.87 7269.25 8077.9 6327.48 5309.15 5350.09 2718.25 2571.75 2708.48 4458.04 7965.3 4850.63 1983 3853.94 3721.16 6487.33 9868.48 8111.45 4685.52 4623.89 2337.71 1860.33 2351.41 3311.58 3546.29 4563.26 1984 2249.56 4279.58 5755.11 7133.05 7104.83 6292.04 5622.93 2100.3 1469.37 2145.97 3973.16 2566.8 4224.39 1985 2725.83 3234.21 8675.96 6254.28 4020.65 2438.09 1815.76 1981.55 2069.5 4086.33 5618.09 4298.25 3934.88 1986 2263.08 3112.44 5023.07 6661.1 6723.92 5420.82 5072.4 3204.3 3331.31 9482.54 4851.65 3683.49 4902.51 1987 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 1908.4 2336.81 4047.86 5489.97 4942.93 4026.26 3180.82 1945.19 1860.41 2073.33 2183.01 1952.24 2995.6 Std Dev 1012.13 1067.87 1749.22 2159.53 2131.68 1867.73 1560.32 768.49 891.89 1536.84 1293.14 1186.27 950.42